Quadratic EquationHard
Question
If roots of the equation lx2 + mx − 2 = 0 are reciprocal of each other, then-
Options
A.l = 2
B.l = − 2
C.m = 2
D.m = − 2
More Quadratic Equation Questions
If f (x) = ax2 + bx + c, g (x) = −ax2 + bx + c, where ac ≠ 0, then f (x) g (x) = 0 has -...If x2 − 11 x + a = 0 and x2 − 14 x + 2a = 0 have one common root then a is equal to -...If $ax^{2} + bx + c = 0,a \neq 0$ be an equation with integral coefficients and $D > 0$ be its discriminant. Then the...The number of solutions of log4 (x - 1) = log2 (x - 3) is...The value of m for which one of the roots of x2 − 3x + 2m = 0 is double of one of the roots of x2 − x + m = ...